AMD Ryzen 9 3900 vs Intel Celeron B820

VS
AMD Ryzen 9 3900
AMD Ryzen 9 3900 Image
Intel Celeron B820
Intel Celeron B820 Image
AMD Ryzen 9 3900
Intel Celeron B820
Key Differences Key Differences AMD Ryzen 9 3900 Intel Celeron B820
Cores 12 2
CPU Threads 24 2
Base Clock Speed 3.1GHz 1.7GHz
Turbo Clock Speed 4.3GHz Not Known
TDP (THERMAL DESIGN POINT) 65W 35W
Has integrated graphics No Yes
Performance per watt 163.0 80.0
Performance Performance AMD Ryzen 9 3900 Intel Celeron B820
CPU Speed & Cores 12 x 3.1GHz 2 x 1.7GHz
Number of CPU Threads 24 2
L2 Cache Size 6MB 0.5MB
L3 Cache Size 64MB 2MB
Turbo Boost Frequency 4.3GHz Not Known
L1 Cache Size 768KB 128KB
L2 Core 0.5MB/core 0.25MB/core
L3 Core 5.33MB/core 1MB/core
Does it have an unlocked multiplier Yes No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 17
Features Features AMD Ryzen 9 3900 Intel Celeron B820
Has AES Support Yes No
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
General info General info AMD Ryzen 9 3900 Intel Celeron B820
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 7nm 32nm
TDP (Thermal Design Point) 65W 35W
PCI Express Version 4 2
CPU Temperature 95°C Not Known
Does it have Integrated Graphics No Yes
GPU Base Clock Speed Not Known 650MHz
DirectX Version Info Not Known 10.1
Transistor Count Not Known 995 million
OpenGL Driver Version Not Known 3
OpenGL Driver Version Not Known 1.1
GPU Boost Clock Speed Not Known 1050MHz
Total GPU Execution Units Not Known 6
No. of Supported Displays Not Known 2
Supports Power Optimized L2 Cache No No
Memory Memory AMD Ryzen 9 3900 Intel Celeron B820
RAM Memory Speed 3200MHz 1333MHz
Max Memory Bandwidth 47.68GB/s 21.3GB/s
Max Memory Channels 2 2
Supported Memory Size 128GB 16GB
DDR Type Memory Version 4 Not Known
Bus Bandwidth Not Known 5GT/s
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks AMD Ryzen 9 3900 Intel Celeron B820
PassMark Score 30887 1512
PassMark Score (Single Thread) 2649 832
Blender Score (bmw27) 132.5seconds Not Known
Blender Score (Classroom) 446.6seconds Not Known
Geekbench 5 Score (Multi-Thread) 10598 Not Known
Geekbench 5 Score (Single Thread) 1190 Not Known
PassMark Score (Overclocked) 31671 Not Known
CPU Performance (Per Watt) 163.0 80.0

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